Fuzz introspector: WriterFuzzer
For issues and ideas: https://github.com/ossf/fuzz-introspector/issues

Fuzzer calltree

0 [WriterFuzzer].fuzzerTestOneInput(com.code_intelligence.jazzer.api.FuzzedDataProvider) [function] [call site] 00000
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeInt(int,int) [function] [call site] 00001
1 [java.io.ByteArrayOutputStream].<init>(int) [function] [call site] 00002
1 [java.io.OutputStreamWriter].<init>(java.io.ByteArrayOutputStream) [function] [call site] 00003
1 [StringBuffer].<init>() [function] [call site] 00004
1 [org.apache.commons.io.output.AppendableWriter].<init>(StringBuffer) [function] [call site] 00005
1 [org.apache.commons.io.output.ChunkedWriter].<init>(java.io.OutputStreamWriter) [function] [call site] 00006
1 [org.apache.commons.io.output.CloseShieldWriter].wrap(java.io.OutputStreamWriter) [function] [call site] 00007
1 [org.apache.commons.io.output.FileWriterWithEncoding].builder() [function] [call site] 00008
2 [org.apache.commons.io.input.ProxyInputStreamTest.ProxyInputStreamFixture.Builder].<init>() [function] [call site] 00009
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeBoolean() [function] [call site] 00010
1 [org.apache.commons.io.input.ProxyInputStreamTest.ProxyInputStreamFixture.Builder].setAppend(boolean) [function] [call site] 00011
1 [java.nio.charset.Charset].defaultCharset() [function] [call site] 00012
1 [WriterFuzzer].setCharset(WriterFuzzer) [function] [call site] 00013
1 [WriterFuzzer].setFile(java.io.File) [function] [call site] 00014
1 [WriterFuzzer].get() [function] [call site] 00015
1 [org.apache.commons.io.output.LockableFileWriter].builder() [function] [call site] 00016
2 [org.apache.commons.io.input.ProxyInputStreamTest.ProxyInputStreamFixture.Builder].<init>() [function] [call site] 00017
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeBoolean() [function] [call site] 00018
1 [org.apache.commons.io.input.ProxyInputStreamTest.ProxyInputStreamFixture.Builder].setAppend(boolean) [function] [call site] 00019
1 [java.nio.charset.Charset].defaultCharset() [function] [call site] 00020
1 [WriterFuzzer].setCharset(WriterFuzzer) [function] [call site] 00021
1 [WriterFuzzer].setFile(java.io.File) [function] [call site] 00022
1 [WriterFuzzer].setLockDirectory(String) [function] [call site] 00023
1 [WriterFuzzer].get() [function] [call site] 00024
1 [org.apache.commons.io.output.ProxyCollectionWriter].<init>(java.io.OutputStreamWriter) [function] [call site] 00025
1 [org.apache.commons.io.output.ProxyWriter].<init>(java.io.OutputStreamWriter) [function] [call site] 00026
1 [org.apache.commons.io.output.StringBuilderWriter].<init>(int) [function] [call site] 00027
2 [StringBuilder].<init>(int) [function] [call site] 00028
1 [org.apache.commons.io.output.TaggedWriter].<init>(java.io.OutputStreamWriter) [function] [call site] 00029
1 [org.apache.commons.io.output.TeeWriter].<init>(java.io.OutputStreamWriter) [function] [call site] 00030
1 [org.apache.commons.io.output.UncheckedFilterWriter].builder() [function] [call site] 00031
2 [org.apache.commons.io.input.ProxyInputStreamTest.ProxyInputStreamFixture.Builder].<init>() [function] [call site] 00032
1 [org.apache.commons.io.input.ProxyInputStreamTest.ProxyInputStreamFixture.Builder].setWriter(java.io.OutputStreamWriter) [function] [call site] 00033
1 [WriterFuzzer].get() [function] [call site] 00034
1 [org.apache.commons.io.output.XmlStreamWriter].builder() [function] [call site] 00035
2 [org.apache.commons.io.input.ProxyInputStreamTest.ProxyInputStreamFixture.Builder].<init>() [function] [call site] 00036
1 [org.apache.commons.io.input.ProxyInputStreamTest.ProxyInputStreamFixture.Builder].setOutputStream(java.io.ByteArrayOutputStream) [function] [call site] 00037
1 [java.nio.charset.Charset].defaultCharset() [function] [call site] 00038
1 [WriterFuzzer].setCharset(WriterFuzzer) [function] [call site] 00039
1 [WriterFuzzer].get() [function] [call site] 00040
1 [com.code_intelligence.jazzer.api.FuzzedDataProvider].consumeRemainingAsString() [function] [call site] 00041
1 [String].length() [function] [call site] 00042
1 [WriterFuzzer].write(String,int,WriterFuzzer) [function] [call site] 00043
1 [WriterFuzzer].flush() [function] [call site] 00044
1 [WriterFuzzer].close() [function] [call site] 00045